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Note making using OCR

无约束问题最优化方法的核心问题是选择搜索方向。 以正定二次函数为例，来观察两个方向关于矩阵Ａ共轭的几何意义(Unconstrained optimization problems are most core issue is to choose the search direction. In definite quadratic function, for example, to observe both directions on the matrix A conjugate geometric meaning)

mmvn_toolkit matlab下多元高斯混合模型工具-具有产生、测试、查看功能(complete toolkit for generating, training, testing and viewing multidimensional gaussian mixtures)

简要讲述用matlab解偏微分方程的基本步骤，有利于数学专业学生及要用到这项基本知识的编程人员(Briefly about the solution of partial differential equations with matlab basic steps to help students and to use mathematics to the basic knowledge of programming staff)

Persistence standard

包括：6机组系统的分布式梯度算法代码；基于GA的21节点无功优化；基于GA的二次型优化；matlab高级指令；依据matpower进行潮流计算中JJ矩阵的求解。(Comprising: a distributed gradient algorithm code 6 Unit System optimization based on GA 21 nodes reactive power quadratic optimization based on GA matlab advanced instruction matpower flow calculation based on the JJ matrix solver.)

光通信中非归零型差分相位调制信号建模与仿真分析(Optical Communication Central African zero differential phase modulated signal-based modeling and simulation analysis)

说明：  三相对称短路计算用于生成节点导纳矩阵以及节点阻抗矩阵，进行短路电流、节点电压的计算(Three phase short circuit calculation used to generate the nodal admittance matrix and the node impedance matrix, the short circuit current, node voltage calculation)

calc md machin trualaz zzzzeaze

多重分形算法 用于图像的处理和边缘图像用多重分形技术检测。(Multifractal algorithm)